/*[INCLUDE-IF Sidecar17]*/
/*******************************************************************************
 * Copyright (c) 2012, 2012 IBM Corp. and others
 *
 * This program and the accompanying materials are made available under
 * the terms of the Eclipse Public License 2.0 which accompanies this
 * distribution and is available at https://www.eclipse.org/legal/epl-2.0/
 * or the Apache License, Version 2.0 which accompanies this distribution and
 * is available at https://www.apache.org/licenses/LICENSE-2.0.
 *
 * This Source Code may also be made available under the following
 * Secondary Licenses when the conditions for such availability set
 * forth in the Eclipse Public License, v. 2.0 are satisfied: GNU
 * General Public License, version 2 with the GNU Classpath
 * Exception [1] and GNU General Public License, version 2 with the
 * OpenJDK Assembly Exception [2].
 *
 * [1] https://www.gnu.org/software/classpath/license.html
 * [2] http://openjdk.java.net/legal/assembly-exception.html
 *
 * SPDX-License-Identifier: EPL-2.0 OR Apache-2.0 OR GPL-2.0 WITH Classpath-exception-2.0 OR LicenseRef-GPL-2.0 WITH Assembly-exception
 *******************************************************************************/
package java.lang.invoke;

/*
 * A simple class that will be injected in each class loader, as 
 * required, to act as a "trampoline" to ensure that methods which 
 * are sensitive to their caller (ie: use getCallerClass())
 * can find a class in the correct ClassLoader and ProtectionDomain
 * when invoked by MethodHandle invocation.  
 */
final class SecurityFrame {

	private final MethodHandle target;
	/* Required for revealDirect() access checking */
	@SuppressWarnings("unused")
	private final Class<?> accessClass;
	
	public SecurityFrame(MethodHandle target, Class<?> accessClass) {
		this.target = target.asFixedArity();
		this.accessClass = accessClass; 
	}
	
	public Object invoke(Object... args) throws Throwable {
		return target.invokeWithArguments(args);
	}
}

